Source/WebInspectorUI/UserInterface/Views/VisualStyleBasicInput.js

/*
 * Copyright (C) 2016 Devin Rousso <webkit@devinrousso.com>. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */

WI.VisualStyleBasicInput = class VisualStyleBasicInput extends WI.VisualStylePropertyEditor
{
    constructor(propertyNames, text, placeholder, layoutReversed)
    {
        super(propertyNames, text, null, null, "basic-input", layoutReversed);

        this._inputElement = this.contentElement.createChild("input");
        this._inputElement.spellcheck = false;
        this._inputElement.setAttribute("placeholder", placeholder || "");
        this._inputElement.addEventListener("input", this.debounce(250)._handleInputElementInput);
    }

    // Public

    get value()
    {
        return this._inputElement.value || null;
    }

    set value(value)
    {
        if (value && value === this.value)
            return;

        this._inputElement.value = value || "";
    }

    get synthesizedValue()
    {
        return this.value;
    }

    // Private

    _handleInputElementInput(event)
    {
        let value = this.value;
        if (value && value.trim().length) {
            let validItems = [];
            for (let item of value.split(/([^\"\'\s]+|\"[^\"]*\"|\'[^\']*\')/)) {
                if (!item.length || (!item.hasMatchingEscapedQuotes() && !/^[\w\s\-\.\(\)]+$/.test(item)))
                    continue;

                validItems.push(item);
            }

            this.value = validItems.filter(item => item.trim().length).join(" ");
        }

        this._valueDidChange();
    }
};